Compare 7Artisans 25mm F1.8 vs KamLan 50mm F1.1

Construction

Aperture Blades
7 blades
11 blades
Colors
Black
Form Factor
Normal Prime Lens
Short Telephoto Prime Lens
Image Size
APS-C
APS-C
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Sony E-mount
Fujifilm X-mount, Micro Four Thirds-mount, Sony E-mount
Material
Aluminum
Optical Formula | Elements
7 elements
5 elements
Optical Formula | Groups
5 groups
5 groups

Dimensions

Filter Diameter
46 mm / 1.81 in
52 mm / 2.05 in
Size | Diameter
51 mm / 2.01 in
60 mm / 2.36 in
Size | Length
32 mm / 1.26 in
60 mm / 2.36 in
Weight
143 g / 5.05 oz
248 g / 8.76 oz

Function

Angle Of View
60.0° Diagonal | 51.3° Horizontal | 35.5° Vertical
32.2° Diagonal | 27.0° Horizontal | 18.2° Vertical
Aperture
f/1.8 ~ f/22
f/1.1 ~ f/16
Autofocus
No
No
Crop Factor
1.5
1.5
Focal Length
25 mm
50 mm
Focal Length (35mm Equivalent)
37.5 mm
75.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
No
No

Performance

Min Focus Distance
180 mm / 7.09 in
500 mm / 19.69 in

Production

Debut
2017-06-28
2017-10-17

Reviews

Neofiliac score
59%
68%
Pros
  • Short barrel
  • Light in the hand
  • Appears well-built
  • Bright maximum aperture
  • Light in the hand
  • Smooth rendering
  • Well priced
Cons
  • Lacks weather sealing
  • Not the strongest in optical performance
  • Lacks weather sealing
  • Not very sharp

Price

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